John Deere 50
General tractor information:
	Manufacturer:	John Deere
	Model:	50
	Type:	Farm/Agricultural tractor
	Years produced:	1952 - 1956
	Total built:	32,574 29,746 gas 2,097 all-fuel 731 LP-gas
	Factory:	Waterloo, Iowa, USA
	Original price:	$2,011 (1954)
	Replaced:	John Deere B
Tractor power:
	Drawbar (rated):	20.62 hp [15.4 kW]
	Drawbar (max):	29.2 hp [21.8 kW]
	PTO (rated):	28.9 hp [21.6 kW]
	Belt:	26.32 hp [19.6 kW]
	Plows:	2
Engine:
	Manufacturer:	John Deere
	Fuel:	gasoline
	Cylinders:	2
	Bore/Stroke:	4.6875x5.50 inches [119 x 140 mm]
	Displacement:	190.4 ci [3.1 L]
	Compression:	-unknown-
	Rated RPMs:	1250
	Cooling:	liquid
	Torque:	-unknown-
	Firing order:	1-2
Engine:
	Manufacturer:	John Deere
	Fuel:	all-fuel
	Cylinders:	2
	Bore/Stroke:	4.6875x5.50 inches [119 x 140 mm]
	Displacement:	190.4 ci [3.1 L]
	Compression:	-unknown-
	Rated RPMs:	1250
	Cooling:	liquid
	Torque:	-unknown-
	Firing order:	1-2
Engine:
	Manufacturer:	John Deere
	Fuel:	LP gas
	Cylinders:	2
	Bore/Stroke:	4.6875x5.50 inches [119 x 140 mm]
	Displacement:	190.4 ci [3.1 L]
	Compression:	-unknown-
	Rated RPMs:	1250
	Cooling:	liquid
	Torque:	-unknown-
	Firing order:	1-2
Transmission:
	Type:	gear
	Forward:	6
	Reverse:	1
Mechanical:
	Chassis:	4x2 2WD
	Steering:	power optional in 1954
	Brakes:	expanding shoe
Capacity:
	Fuel:	15.5 gal [58 L]
	Aux. fuel:	2 gal [7 L]
	Coolant:	28 qts [26.5 L]
Power Take-off (PTO):
	Rear PTO:	independent optional
	Rear speed (RPM):	532
Tires:
	Ag front:	5.50-16
	Ag rear:	10-38
Dimensions:
	Weight:	4,855 lbs [2202 kg]
	Wheelbase:	-unknown-
	Length:	132.75 inches [337 cm]
	Width:	86.625 inches [220 cm]
	Height:	59.825 inches [151 cm]
	Ground clearance:	-unknown-
Electrical:
	Ground:	Positive
Battery:
	Number:	2
	Volts:	6
Nebraska Tractor Test 486:
	Test Date:	October 15, 1952
	Engine:	gasoline
	Belt (max):	31.0 hp [23.1 kW]
	PTO (rated eng speed):	28.9 hp [21.6 kW]
	PTO fuel use (rated):	11.8 hh/g [2.3 kWh/l]
	Drawbar (max):	27.5 hp [20.5 kW]
	Test report:	PDF file
Nebraska Tractor Test 507:
	Test Date:	September 25, 1953
	Engine:	tractor fuel
	Belt (max):	25.8 hp [19.2 kW]
	Drawbar (max):	23.2 hp [17.3 kW]
	Test report:	PDF file
Nebraska Tractor Test 540:
	Test Date:	May 9, 1955
	Engine:	LP gas
	Belt (max):	32.3 hp [24.1 kW]
	Drawbar (max):	29.2 hp [21.8 kW]
	Test report:	PDF file
50 Serial Numbers:
1952: 5000001
1953: 5001254
1954: 5016041
1955: 5021977
1956: 5030600
End: 5033751
Comments:
The John Deere 50 was introduced to replace the model B. These new tractors offered a number of advancements including duplex carburetion, live Powr-Trol hydraulics, and a fully-independent PTO.
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Last updated on April 25, 2008